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CVE-2022-26486: Mozilla Firefox Use-After-Free Vulnerability
Mozilla Firefox · in CISA KEV since 2022-03-07
2022-03-07added to KEV
2022-03-21federal remediation due date
2.35%EPSS exploit probability (30 days) 83.0th percentile
9.6 CRITICALCVSS 3.1
Unknownknown ransomware use
-290days from NVD publication to KEV
What it is
Mozilla Firefox contains a use-after-free vulnerability in WebGPU IPC Framework which can be exploited to perform arbitrary code execution.
Required action (CISA)
Apply updates per vendor instructions.
| CWE | CWE-416 |
|---|---|
| CVSS vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H |
| NVD published | 2022-12-22 (Analyzed) |
Original records: NVD · CISA KEV · JSON: /api/cve/CVE-2022-26486.json · all KEV CVEs
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Get the full file: Exploited Vulnerabilities Brief – September 2026 ($29): this month's KEV additions ranked by EPSS, ransomware use and due date, ready to hand to a patch team. Checkout by Polar.
Get the full file: Exploited Vulnerabilities Brief – September 2026 ($29): this month's KEV additions ranked by EPSS, ransomware use and due date, ready to hand to a patch team. Checkout by Polar.